Picture frame



FIG. 1 is a perspective view of a picture frame showing my new design;

FIG. 2 is a rear view of the picture frame;

FIG. 3 is a front view of the picture frame;

FIG. 4 is a side view of the picture frame;

FIG. 5 is a top view of the picture frame;

FIG. 6 is a bottom view of the picture frame;

FIG. 7 is a second embodiment of the picture frame shown in FIG. 1;

FIG. 8 is a rear view of the embodiment;

FIG. 9 is a front view of the embodiment;

FIG. 10 is a side view of the embodiment;

FIG. 11 is a top view of the embodiment; and,

FIG. 12 is a bottom view of the embodiment of the picture frame. 

The ornamental design for a picture frame, as shown and described. 